Nurmalasari, Dini, Mutia Sari Zulvi, and Puja Hanifah. “Performance Analysis Of Star Schema Data Modeling On Library Data”. Jurnal Komputer Terapan  5, no. 2 (November 29, 2019): 44–53. Accessed July 31, 2021. https://jurnal.pcr.ac.id/index.php/jkt/article/view/3341.